diff --git a/test/v8-updates/test-linux-perf.js b/test/v8-updates/test-linux-perf.js
index 58388d37ce5..c52bffeef26 100644
--- a/test/v8-updates/test-linux-perf.js
+++ b/test/v8-updates/test-linux-perf.js
@@ -61,7 +61,7 @@ const perfCompiledFramesArgs = [
   '--',
   process.execPath,
   ...nodeCommonFlags,
-  '--always-opt',
+  '--always-turbofan',
   fixtures.path('linux-perf.js'),
   `${sleepTime}`,
   `${repeat}`,
diff --git a/tools/test.py b/tools/test.py
index 9a7de5ed24d..9ffae266709 100755
--- a/tools/test.py
+++ b/tools/test.py
@@ -1593,9 +1593,9 @@ def Main():
   if options.check_deopts:
     options.node_args.append("--trace-opt")
     options.node_args.append("--trace-file-names")
-    # --always-opt is needed because many tests do not run long enough for the
-    # optimizer to kick in, so this flag will force it to run.
-    options.node_args.append("--always-opt")
+    # --always-turbofan is needed because many tests do not run long enough for
+    # the optimizer to kick in, so this flag will force it to run.
+    options.node_args.append("--always-turbofan")
     options.progress = "deopts"
 
   if options.worker: